EP3611428A4 - Reflective bowl and optical system applied to color projection lamp - Google Patents

Reflective bowl and optical system applied to color projection lamp Download PDF

Info

Publication number
EP3611428A4
EP3611428A4 EP18893340.2A EP18893340A EP3611428A4 EP 3611428 A4 EP3611428 A4 EP 3611428A4 EP 18893340 A EP18893340 A EP 18893340A EP 3611428 A4 EP3611428 A4 EP 3611428A4
Authority
EP
European Patent Office
Prior art keywords
optical system
system applied
projection lamp
color projection
reflective bowl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18893340.2A
Other languages
German (de)
French (fr)
Other versions
EP3611428A1 (en
Inventor
Rongfeng HUANG
Zhiman Chen
Guohai WANG
Zesong YU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Yajiang Photoelectric Equipment Co Ltd
Original Assignee
Guangzhou Yajiang Photoelectric Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Yajiang Photoelectric Equipment Co Ltd filed Critical Guangzhou Yajiang Photoelectric Equipment Co Ltd
Publication of EP3611428A1 publication Critical patent/EP3611428A1/en
Publication of EP3611428A4 publication Critical patent/EP3611428A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/041—Optical design with conical or pyramidal surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/049—Patterns or structured surfaces for diffusing light, e.g. frosted surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0083—Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/045—Optical design with spherical surface
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
EP18893340.2A 2018-07-04 2018-07-19 Reflective bowl and optical system applied to color projection lamp Withdrawn EP3611428A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810725624.8A CN108870321A (en) 2018-07-04 2018-07-04 A kind of reflector and the optical system applied to colorful project lamp
PCT/CN2018/096235 WO2020006783A1 (en) 2018-07-04 2018-07-19 Reflective bowl and optical system applied to color projection lamp

Publications (2)

Publication Number Publication Date
EP3611428A1 EP3611428A1 (en) 2020-02-19
EP3611428A4 true EP3611428A4 (en) 2020-04-22

Family

ID=64298865

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18893340.2A Withdrawn EP3611428A4 (en) 2018-07-04 2018-07-19 Reflective bowl and optical system applied to color projection lamp

Country Status (4)

Country Link
US (1) US10948157B2 (en)
EP (1) EP3611428A4 (en)
CN (1) CN108870321A (en)
WO (1) WO2020006783A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109373286A (en) * 2018-12-21 2019-02-22 四川九洲光电科技股份有限公司 A kind of watertight LED light source module
EP3789652A1 (en) * 2019-09-06 2021-03-10 Arnold & Richter Cine Technik GmbH & Co. Betriebs KG Headlight and universal light source for a headlight
JP2023016089A (en) * 2021-07-21 2023-02-02 株式会社ジャパンディスプレイ Lighting device
JP2023037174A (en) * 2021-09-03 2023-03-15 株式会社ジャパンディスプレイ Lighting device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011125010A1 (en) * 2010-04-09 2011-10-13 Koninklijke Philips Electronics N.V. Illumination system and luminaire
US20170114980A1 (en) * 2015-10-27 2017-04-27 JST Performance, LLC Method and apparatus for distributing light
EP3312502A1 (en) * 2016-10-18 2018-04-25 Mass Technology (H.K.) Limited Reflector for lighting source and lighting device comprising the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201126152Y (en) * 2007-09-30 2008-10-01 祝天祥 Caution light reflecting bowls
CN201355001Y (en) * 2008-12-30 2009-12-02 上海高柏光电照明有限公司 LED conjoint reflective cup
CN101520158B (en) * 2009-04-10 2011-09-28 浙江晶日照明科技有限公司 Reflective cup and manufacturing method thereof
US20130313516A1 (en) * 2012-05-04 2013-11-28 Soraa, Inc. Led lamps with improved quality of light
EP2418415B1 (en) * 2009-11-06 2014-10-15 Panasonic Corporation Spot light source and bulb-type light source
CN102537847B (en) * 2010-12-31 2015-04-29 海洋王照明科技股份有限公司 Combined type reflector and lamp
CN102606950B (en) * 2012-03-02 2013-11-27 中山伟强科技有限公司 LED projection lamp
US9494294B2 (en) * 2012-03-23 2016-11-15 Cree, Inc. Modular indirect troffer
CN205581515U (en) * 2016-02-03 2016-09-14 梅州市德瑞克尔控制技术有限公司 LED reflector, LED light source, LED light source exposure subassembly and PCB board exposure machine
CN206449586U (en) * 2017-01-03 2017-08-29 广州市珠江灯光科技有限公司 A kind of screw thread mirror moulding colour changing Computer-generated images lamp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011125010A1 (en) * 2010-04-09 2011-10-13 Koninklijke Philips Electronics N.V. Illumination system and luminaire
US20170114980A1 (en) * 2015-10-27 2017-04-27 JST Performance, LLC Method and apparatus for distributing light
EP3312502A1 (en) * 2016-10-18 2018-04-25 Mass Technology (H.K.) Limited Reflector for lighting source and lighting device comprising the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020006783A1 *

Also Published As

Publication number Publication date
WO2020006783A1 (en) 2020-01-09
US10948157B2 (en) 2021-03-16
EP3611428A1 (en) 2020-02-19
US20200386385A1 (en) 2020-12-10
CN108870321A (en) 2018-11-23

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Inventor name: YU, ZESONG

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Inventor name: WANG, GUOHAI

Inventor name: HUANG, RONGFENG

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